COMPANY DOSSIER
Oak Street Health MSO Layoffs
Yes. Oak Street Health MSO filed a WARN notice to cut 219 jobs in Chicago, Illinois. It was filed Nov 7, 2025 under the federal WARN Act.
219 roles affected across 1 filing.
Canary status: SingingEVIDENCE-BASED · NOT A PREDICTION
No WARN filing or SEC event in the recent window — quiet on the wire right now.
CanaryWhistle's own assessment, computed from the public filings listed on this page. It is a read of hiring and workforce activity, not a statement about Oak Street Health MSO's solvency or creditworthiness. Not a credit rating and not financial advice. See our sources and method.
ClinicalCustomer Support
Every filing
Chicago, Illinois
Filed Nov 7, 2025 (8mo ago) · Effective · · official filing →
219
LayoffQuestions
Is Oak Street Health MSO laying off employees?
Yes. Oak Street Health MSO filed a WARN notice to cut 219 jobs in Chicago, Illinois. It was filed Nov 7, 2025 under the federal WARN Act.
How many jobs is Oak Street Health MSO cutting?
219 jobs, across 1 official WARN filing.
Watching Oak Street Health MSO?
We'll email you if there are further filings, expansions, or new locations affected.